12311244211321 has 64 divisors (see below), whose sum is σ = 13870214205696. Its totient is φ = 10833680793600.

The previous prime is 12311244211313. The next prime is 12311244211339.

12311244211321 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 12311244211321 - 2³ = 12311244211313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12311244211321.

It is not an unprimeable number, because it can be changed into a prime (12311244211351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6103739305 + ... + 6103741321.

It is an arithmetic number, because the mean of its divisors is an integer number (216722096964).

Almost surely, 2^{12311244211321} is an apocalyptic number.

12311244211321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12311244211321 is a deficient number, since it is larger than the sum of its proper divisors (1558969994375).

12311244211321 is a wasteful number, since it uses less digits than its factorization.

12311244211321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842.

The product of its digits is 2304, while the sum is 28.

It can be divided in two parts, 1231124 and 4211321, that added together give a palindrome (5442445).

The spelling of 12311244211321 in words is "twelve trillion, three hundred eleven billion, two hundred forty-four million, two hundred eleven thousand, three hundred twenty-one".